Fluorite, Manganocalcite, Sphalerite - Huanzala Mine, Peru

Contributed by: Daniel C. Montero
minID: GEY-EVQ
Date: May 4th, 2026
Locality: Huanzala Mine, Huanzala, Huallanca District, Bolognesi Province, Ancash, Peru (See on Mindat)
Size: 30 x 25 x 48 mm

Description:
Fluorite under shortwave UV is a very unusual green with sharp zoning on its edges and a sweet contrast to the pink manganocalcite.

Originally posted by Daniel C Montero on Nature's Rainbows in 2022.

Fluorescence under shortwave UV light.

Fluorescence under midwave UV light.

Fluorescence under longwave UV light.

Normal light.

Summary of luminescence responses:

Fluorite (Mindat) (RRUFF)

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Green
• Fluorescence under Longwave (365nm LED) UV light: Blue

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Pink
• Fluorescence under Midwave (305nm Lamp/Mercury) UV light: Red
• Fluorescence under Longwave (365nm LED) UV light: Pink